Double container and separation method thereof
AssigneeKyoraku Co., Ltd.
InventorTetsuaki Eguchi
Life of this patent
Estimating the term…
Abstract
Provided is a double container in which an inner bag can be easily removed from an outer shell. A double container according to the present invention comprises a container body having an outer shell and an inner bag, wherein: a mouth part of the container body is configured by lamination of the outer shell and the inner bag; the inner bag comprises a flange part at an upper end thereof in the mouth part, the flange part covering the upper end of the outer shell from above; and the flange part comprises a pull-out part for pulling the inner bag out of the outer shell.
Claims8
A double container comprising a container body having an outer shell and an inner bag, wherein:
- a mouth part of the container body is configured by lamination of the outer shell and the inner bag;
- the inner bag comprises a pull-out part for pulling the inner bag out of the outer shell in the mouth part;
- and
- the double container further comprises the following configuration (1) or configuration (2):
- (1) the pull-out part is formed by at least a part of the inner bag protruding radially outward from an outer edge of the upper end of the outer shell;
- (2) the pull-out part is formed by providing a gap in a vertical direction between the pull-out part and a flange part, the gap being provided at least partly in a circumferential direction.
Dependencies are inferred from the claim text.